<%
            String req = request.getParameter("req");
            if (req.length() > 50 || req.length() <= 3) {
                out.println("<img id=\"valid_pw1\" alt=\":(\" src=\"../pictures/invalid.jpg\"/>");
            } else {
                out.println("<img id=\"valid_pw1\" alt=\":)\" src=\"../pictures/valid.jpg\"/>");
            }
%>
